3 files changed, 6 insertions, 14 deletions
diff --git a/absl/synchronization/internal/create_thread_identity.cc b/absl/synchronization/internal/create_thread_identity.cc
index 14976347..0134a439 100644
--- a/absl/synchronization/internal/create_thread_identity.cc
+++ b/absl/synchronization/internal/create_thread_identity.cc
@@ -12,13 +12,14 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <stdint.h>
+#include <new>
+
 // This file is a no-op if the required LowLevelAlloc support is missing.
 #include "absl/base/internal/low_level_alloc.h"
 #ifndef ABSL_LOW_LEVEL_ALLOC_MISSING
 
 #include <string.h>
-#include <atomic>
-#include <memory>
 
 #include "absl/base/internal/spinlock.h"
 #include "absl/base/internal/thread_identity.h"
diff --git a/absl/synchronization/internal/graphcycles_test.cc b/absl/synchronization/internal/graphcycles_test.cc
index 734f2770..9a85b390 100644
--- a/absl/synchronization/internal/graphcycles_test.cc
+++ b/absl/synchronization/internal/graphcycles_test.cc
@@ -12,22 +12,13 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// Copyright 2007 Google, Inc.
-// All rights reserved.
-
-// Author: Mike Burrows
-
-// A test for the GraphCycles interface.
-
-// This test is testing a component of //third_party/absl.  As written it
-// heavily uses logging, including VLOG, so this test can't ship with Abseil.
-// We're leaving it here until Abseil gets base/logging.h in a future release.
 #include "absl/synchronization/internal/graphcycles.h"
 
 #include <map>
 #include <random>
-#include <vector>
 #include <unordered_set>
+#include <utility>
+#include <vector>
 
 #include "gtest/gtest.h"
 #include "absl/base/internal/raw_logging.h"
diff --git a/absl/synchronization/internal/per_thread_sem_test.cc b/absl/synchronization/internal/per_thread_sem_test.cc
index 1d072a79..61296cfc 100644
--- a/absl/synchronization/internal/per_thread_sem_test.cc
+++ b/absl/synchronization/internal/per_thread_sem_test.cc
@@ -22,13 +22,13 @@
 #include <string>
 #include <thread>              // NOLINT(build/c++11)
 
+#include "gtest/gtest.h"
 #include "absl/base/internal/cycleclock.h"
 #include "absl/base/internal/malloc_extension.h"
 #include "absl/base/internal/thread_identity.h"
 #include "absl/strings/str_cat.h"
 #include "absl/time/clock.h"
 #include "absl/time/time.h"
-#include "gtest/gtest.h"
 
 // In this test we explicitly avoid the use of synchronization
 // primitives which might use PerThreadSem, most notably absl::Mutex.